Home / 1,840,640.80-2,761,419.12-1,462,986.40

Finding the Fourth Proportional to 1,840,640.80, 2,761,419.12 and 1,462,986.40

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Solution

The fourth proportional to 1,840,640.80, 2,761,419.12 and 1,462,986.40 is: 2,194,843.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,840,640.80 : 2,761,419.12 = 1,462,986.40 : x
  2. Step 2: Convert to fraction form
    1,840,640.80/2,761,419.12 = 1,462,986.40/x
  3. Step 3: Cross multiply
    1,840,640.80x = 2,761,419.12 × 1,462,986.40
  4. Step 4: Simplify right side
    1,840,640.80x = 4,039,918,617,259.97
  5. Step 5: Solve for x
    x = 4,039,918,617,259.97/1,840,640.80
  6. Step 6: Final answer
    x = 2,194,843.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.